Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7435020 | Digital camera system, camera body of digital camera, and interchangeable lens | Sumio Kawai | 2008-10-14 |
| 7268955 | Zoom lens and imager using the same | — | 2007-09-11 |
| 6962447 | Camera provided with eyepiece | — | 2005-11-08 |
| 6910814 | Digital camera system | Sumio Kawai | 2005-06-28 |
| 6804462 | Camera provided with eyepiece | Tomoyuki Satori | 2004-10-12 |
| 6692163 | Single-lens reflex camera provided with eyepiece | — | 2004-02-17 |
| 6101337 | Optical system having fiber optical plate | — | 2000-08-08 |
| 5920427 | Keplerian variable magnification finder | — | 1999-07-06 |
| 5880881 | Real image mode finder optical system | Kazumi Ito | 1999-03-09 |
| 5757543 | Keplerian variable magnification finder | — | 1998-05-26 |
| 5721994 | Photographing apparatus for recording data on films | Yuji Miyauchi | 1998-02-24 |
| 5216547 | Small three-unit variable focal length lens system | — | 1993-06-01 |
| 5173806 | Keplerian variable magnification viewfinder | — | 1992-12-22 |
| 5166828 | Zoom lens system | — | 1992-11-24 |
| 4838669 | Compact zoom lens system | Takao Ohi | 1989-06-13 |
| 4772106 | Compact zoom lens system | Tatsuo Inabata | 1988-09-20 |
| 4747677 | Lens system having aberrations corrected at near distance focusing | Yoshiaki Horikawa, Toshihiro Imai | 1988-05-31 |
| 4607918 | Zoom lens system | — | 1986-08-26 |
| 4523813 | Zoom lens system | — | 1985-06-18 |
| 4504124 | Zoom lens system | Toshihiro Imai | 1985-03-12 |